Medicago lupulina - Wikipedia, the free encyclopedia
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Medicago lupulina L. ( Black Medic , sometimes spelled Medick or Meddick ) is a summer annual or perennial plant sometimes considered a weed. It has a tap root. Like other legumes, it has th...
en.wikipedia.org/wiki/Medicago_lupulina
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Photos and descriptions of Black medic ... DESCRIPTION: Black medic, a member of the clover family, is a low-growing broadleaf annual that sometimes behaves as a perennial behaves as a perennial. Cotyledons (seed leaves) are oblong and smooth. The first leaf is oval and broader than it is long.
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www.ipm.ucdavis.edu/PMG/WEEDS/black_medic.html
www.ipm.ucdavis.edu/PMG/WEEDS/black_medic.html
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Black medic; Illustration: Weeds of the North Central States ... The weed called black medic (Medicago lupulina) at first glance appears to be a clover. It differs from lawn clovers in that it produces bright yellow flowers rather than white or pink ones. A noticeable increase in the black medic population occurs in...
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www.extension.umn.edu/yardandgarden/ygbriefs/h504blackm...
www.extension.umn.edu/yardandgarden/ygbriefs/h504blackmedic.html
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Black medic is normally a summer annual, but can act as a perennial in some conditions . It has a tap root, and spreads low to the ground, but it does not root from nodes on the stems. Black medic is more active on soils low in nitrogen fertility.
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www.weedalert.com/weed_pages/wa_blackmedic.htm
www.weedalert.com/weed_pages/wa_blackmedic.htm
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Range & Habitat: Black Medic occurs in every county of Illinois and is quite common. It was introduced from Eurasia for agricultural purposes. ... Comments: Black Medic looks like a sprawling Trifolium sp. (Clover) with small yellow flowerheads, however it is more closely related to Medicago sativa (Alfalfa).
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www.illinoiswildflowers.info/weeds/plants/black_medic.h...
www.illinoiswildflowers.info/weeds/plants/black_medic.htm
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Web site description ... Black medic is a low-growing creeping weed that is well adapted to many lawn situations. In particular, black medic can be an indication of low soil nitrogen. It is most common to find medic in full sun , low maintenance situations.
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www.msuturfweeds.net/details/_/black_medic_29/
www.msuturfweeds.net/details/_/black_medic_29/
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Clover and black medic can be considered either desirable plants or weeds, depending on who is telling the story. As desirable plants, they add nitrogen to the soil, mine minerals from the subsoil and reduce compaction because of the deep root systems.
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scarab.msu.montana.edu/CropWeedSearch/Docs/CloverandBla...
scarab.msu.montana.edu/CropWeedSearch/Docs/CloverandBlackMedicInLawns.htm
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Black Medic: Medicago lupulina ... However, the longer stalk of the central leaflet compared to lateral leaflets, small projecting tip at the leaflet apex, and toothed margins are important characteristics that help to distinguish black medic from other trifoliate legumes.
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www.ppws.vt.edu/scott/weed_id/medlu.htm
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© 1997-2009 by The Samuel Roberts Noble Foundation, Inc.
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www.noble.org/imagegallery/Forbhtml/BlackMedic.html
www.noble.org/imagegallery/Forbhtml/BlackMedic.html
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